GMC Terrain Service Bulletins

1,072 manufacturer communications on file.

• November 21, 2024•Document ID: 11011339

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP6025

  Date Added:

  December 4, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates possible transmission fluid leak in the torque converter housing area from loose pump bolts.

  Associated Products (21)

  2025 Buick Enclave2025 Buick Encore GX2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore GX2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Trailblazer2024 Chevrolet Traverse2024 GMC Acadia+ 1 more
  Associated Documents

  • DownloadMC-11011339-0001.pdf↗
• November 20, 2024•Document ID: 11011963

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  24-NA-260

  Date Added:

  December 19, 2024

  Manufacturer:

  CHEVROLET

  Summary

  this bulletin advises the tech of a normal operation of the 8 speed transmission and to verify using the scanner that the trans is in working order.

  Associated Products (7)

  2025 Buick Enclave2025 Chevrolet Equinox2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Terrain2024 Chevrolet Traverse2024 GMC Acadia
  Associated Documents

  • DownloadMC-11011963-0001.pdf↗
• November 19, 2024•Document ID: 11011325

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EXTERIOR LIGHTING

  Mfr Comm. #:

  PIT6271A

  Date Added:

  December 4, 2024

  Manufacturer:

  GMC

  Summary

  This preliminary information discusses trailer lighting inoperative after a hitch is installed.

  Associated Products (2)

  2025 Chevrolet Equinox2025 GMC Terrain
  Associated Documents

  • DownloadMC-11011325-0001.pdf↗
• November 18, 2024•Document ID: 11011904

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-NA-181

  Date Added:

  December 18, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides 9th gear operation information to respond to customers that may comment on transmission shift operation.

  Associated Products (42)

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  Associated Documents

  • DownloadMC-11011904-0001.pdf↗
• November 18, 2024•Document ID: 11011319

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  PIT6282A

  Date Added:

  December 4, 2024

  Manufacturer:

  GMC

  Summary

  This preliminary information discusses a possible stall or no crank condition caused by a loose ground.

  Associated Products (2)

  2025 Chevrolet Equinox2025 GMC Terrain
  Associated Documents

  • DownloadMC-11011319-0001.pdf↗
• November 14, 2024•Document ID: 11011853

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY; ELECTRICAL SYSTEM

  Mfr Comm. #:

  18-NA-210

  Date Added:

  December 16, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to correct a customer concern of a High Pitch Whine Noise Coming from Front Instrument Panel (IP) Speakers.

  Associated Products (8)

  2024 Chevrolet Equinox2024 GMC Terrain2023 Chevrolet Equinox2023 GMC Terrain2022 Chevrolet Equinox2022 GMC Terrain2021 Chevrolet Equinox2021 GMC Terrain
  Associated Documents

  • DownloadMC-11011853-0001.pdf↗
• November 8, 2024•Document ID: 11011212

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6265A

  Date Added:

  December 4, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this communication issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.

  Associated Products (45)

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  Associated Documents

  • DownloadMC-11011212-0001.pdf↗
• November 5, 2024•Document ID: 11011709

  Service Bulletin/Repair Instructions
  WHEELS; UNKNOWN OR OTHER; SERVICE BRAKES; ENGINE; STRUCTURE:BODY

  Mfr Comm. #:

  21-NA-043

  Date Added:

  December 10, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.

  Associated Products (168)

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  Associated Documents

  • DownloadMC-11011709-0001.pdf↗
• November 4, 2024•Document ID: 11009677

  Service Campaign
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  N242450160

  Date Added:

  November 4, 2024

  Manufacturer:

  GMC

  Summary

  Service Update. Certain vehicles may have a condition where the high pressure fuel pump is potentially inoperative. Dealers are to replace the high pressure fuel pump and fuel pump feed pipe.

  Associated Products (3)

  2024 Chevrolet Equinox2023 Chevrolet Equinox2023 GMC Terrain
  Associated Documents

  • DownloadMC-11009677-0001.pdf↗
• October 30, 2024•Document ID: 11011317

  Service Bulletin/Repair Instructions
  LANE DEPARTURE: BLIND SPOT DETECTION; STRUCTURE:BODY; UNKNOWN OR OTHER; POWER TRAIN

  Mfr Comm. #:

  24-NA-233

  Date Added:

  December 4, 2024

  Manufacturer:

  GMC

  Summary

  2025 GMC Terrain New Model Features

  Associated Products (1)

  2025 GMC Terrain
  Associated Documents

  • DownloadMC-11011317-0001.pdf↗
• October 29, 2024•Document ID: 11011225

  Service Bulletin/Repair Instructions
  ENGINE; POWER TRAIN

  Mfr Comm. #:

  23-NA-021

  Date Added:

  December 4, 2024

  Manufacturer:

  BUICK

  Summary

  This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle.

  Associated Products (52)

  2025 Buick Encore GX2025 Buick Envision2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Trailblazer2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Trailblazer2024 Chevrolet Traverse2024 GMC Terrain2023 Buick Enclave2023 Buick Encore GX2023 Buick Envision+ 32 more
  Associated Documents

  • DownloadMC-11011225-0001.pdf↗
• October 28, 2024•Document ID: 11011367

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-239

  Date Added:

  December 5, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.

  Associated Products (123)

  2025 Buick Enclave2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Canyon2025 GMC Terrain+ 103 more
  Associated Documents

  • DownloadMC-11011367-0001.pdf↗
• October 28, 2024•Document ID: 11011205

  Service Bulletin/Repair Instructions
  ENGINE; STEERING; POWER TRAIN

  Mfr Comm. #:

  04-06-01-029K

  Date Added:

  December 4, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.

  Associated Products (155)

  2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Malibu2025 Chevrolet Tahoe2025 Chevrolet Trailblazer2025 Chevrolet Traverse+ 135 more
  Associated Documents

  • DownloadMC-11011205-0001.pdf↗
• October 25, 2024•Document ID: 11009170

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5698E

  Date Added:

  October 25, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.

  Associated Products (53)

  2022 Buick Enclave2022 Buick Encore2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse+ 33 more
  Associated Documents

  • DownloadMC-11009170-0001.pdf↗
• October 25, 2024•Document ID: 11009160

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP6003B

  Date Added:

  October 25, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a known concern with the high pressure fuel pump and potential injector contamination

  Associated Products (4)

  2024 Chevrolet Equinox2024 GMC Terrain2023 Chevrolet Equinox2023 GMC Terrain
  Associated Documents

  • DownloadMC-11009160-0001.pdf↗
• October 25, 2024•Document ID: 11009156

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP4723J

  Date Added:

  October 25, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester  and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.

  Associated Products (53)

  2022 Buick Enclave2022 Buick Encore2022 Buick Envision2022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse+ 33 more
  Associated Documents

  • DownloadMC-11009156-0001.pdf↗
• October 24, 2024•Document ID: 11011466

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP6019

  Date Added:

  December 5, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates known concern with cooling fan and the current repair.

  Associated Products (4)

  2024 Chevrolet Equinox2024 GMC Terrain2023 Chevrolet Equinox2023 GMC Terrain
  Associated Documents

  • DownloadMC-11011466-0001.pdf↗
• October 24, 2024•Document ID: 11011465

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6265

  Date Added:

  December 5, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.

  Associated Products (39)

  2025 Buick Enclave2025 Buick Envision2025 Cadillac CT42025 Cadillac CT52025 Cadillac Lyriq2025 Cadillac XT42025 Cadillac XT52025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Hummer EV Pickup2025 GMC Terrain2025 GMC Yukon2024 Buick Envision2024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Cadillac Lyriq2024 Cadillac XT4+ 19 more
  Associated Documents

  • DownloadMC-11011465-0001.pdf↗
• October 24, 2024•Document ID: 11009102

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  PIT5812E

  Date Added:

  October 24, 2024

  Manufacturer:

  GMC

  Summary

  This preliminary information addresses a brake noise concern engineering is investigating at this time.

  Associated Products (6)

  2023 Chevrolet Equinox2023 GMC Terrain2022 Chevrolet Equinox2022 GMC Terrain2021 Chevrolet Equinox2021 GMC Terrain
  Associated Documents

  • DownloadMC-11009102-0001.pdf↗
• October 23, 2024•Document ID: 11011012

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-NA-169

  Date Added:

  December 3, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves.

  Associated Products (34)

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  Associated Documents

  • DownloadMC-11011012-0001.pdf↗